187897245

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{1451}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 307359360

約数和(自身を除く): 119462115

約数列:

[1, 3, 5, 15, 89, 97, 267, 291, 445, 485, 1335, 1451, 1455, 4353, 7255, 8633, 21765, 25899, 43165, 129139, 129495, 140747, 387417, 422241, 645695, 703735, 1937085, 2111205, 12526483, 37579449, 62632415, 187897245]

約数ペア:

[(1, 187897245), (3, 62632415), (5, 37579449), (15, 12526483), (89, 2111205), (97, 1937085), (267, 703735), (291, 645695), (445, 422241), (485, 387417), (1335, 140747), (1451, 129495), (1455, 129139), (4353, 43165), (7255, 25899), (8633, 21765)]